\begin{table}[htbp]\centering
\def\sym#1{\ifmmode^{#1}\else\(^{#1}\)\fi}
\caption{Panel B: Dyadic Dependent Variables}
\begin{tabular}{l*{2}{ccc}}
\toprule
                    &\multicolumn{3}{c}{(1)}               &\multicolumn{3}{c}{(2)}               \\
                    &\multicolumn{3}{c}{Full Sample}       &\multicolumn{3}{c}{Benchmark Sample}  \\
                    &        mean&          sd&       count&        mean&          sd&       count\\
\midrule
SEX                 &       0.522&       0.500&      147153&       0.511&       0.500&       52326\\
FEMALE              &       0.369&       0.483&      147153&       0.336&       0.472&       52326\\
NAT1                &       0.027&       0.162&      145530&       0.009&       0.094&       52326\\
ADM                 &       0.565&       0.496&      147153&       0.697&       0.459&       52326\\
ADPR                &       0.029&       0.168&      147153&       0.013&       0.112&       52326\\
DEPB                &       0.052&       0.221&      132870&       0.061&       0.240&       52326\\
REGBAC              &       0.253&       0.435&      132355&       0.250&       0.433&       52326\\
SERIEBAC            &       0.363&       0.481&      147153&       0.382&       0.486&       52326\\
DiffDR              &    3878.769&    3004.541&      122760&    3743.716&    2810.757&       52326\\
NOFEE               &       0.476&       0.499&      147153&       0.624&       0.484&       52326\\
PARI                &       0.422&       0.494&      119316&       0.445&       0.497&       52326\\
ZIP                 &       0.026&       0.160&      146611&       0.025&       0.157&       52326\\
Paris               &       0.506&       0.500&      147153&       0.505&       0.500&       52326\\
IDFBAC              &       0.212&       0.408&      147153&       0.231&       0.422&       52326\\
PRO1                &       0.028&       0.165&      147153&       0.031&       0.174&       52326\\
\midrule
Observations        &      147153&            &            &       52326&            &            \\
\bottomrule
\multicolumn{7}{l}{\footnotesize Statistics in (1) are computed on the full sample of data available for each variable,}\\
\multicolumn{7}{l}{\footnotesize while statistics in (2) are computed on the benchmark sample.}\\
\end{tabular}
\end{table}
